diff --git a/knime_extension/geospatial_env.yml b/knime_extension/geospatial_env.yml
index 5e6aeb3b..43642e95 100644
--- a/knime_extension/geospatial_env.yml
+++ b/knime_extension/geospatial_env.yml
@@ -21,6 +21,7 @@ dependencies:
   - mgwr=2.1.2
   - numpy=1.23.5 #required to fix problem with latest version of numpy
   - osmnx=1.3.0
+  - polyline 2.0.0
   - pulp=2.7.0
   - pyproj=3.5.0
   - pysal=23.1
diff --git a/knime_extension/src/nodes/spatialnetwork.py b/knime_extension/src/nodes/spatialnetwork.py
index c2e35cd8..3019640f 100644
--- a/knime_extension/src/nodes/spatialnetwork.py
+++ b/knime_extension/src/nodes/spatialnetwork.py
@@ -606,7 +606,7 @@ def update_part(self, model: _OSRMResultModel, df, ns, ne):
             if data["code"] == "Ok":
                 if model.append_distance():
                     dfr = pd.DataFrame(data["routes"][0]["legs"])[
-                        [_COL_DURATION, _COL_DISTANCE]
+                        ["duration", "distance"]
                     ].iloc[::2]
                     # convert seconds to minutes
                     dfr.duration /= 60
diff --git a/knime_extension/src/util/knime_utils.py b/knime_extension/src/util/knime_utils.py
index 588e2d6b..eb069217 100644
--- a/knime_extension/src/util/knime_utils.py
+++ b/knime_extension/src/util/knime_utils.py
@@ -51,6 +51,9 @@
 __CELL_TYPE_MULTI_LINE = "GeoMultiLineCell"
 __CELL_TYPE_MULTI_POLYGON = "GeoMultiPolygonCell"
 
+# The default request header to use in all nodes that perform a web request
+WEB_REQUEST_HEADER = {"User-Agent": "KNIME-Geospatial/1.1"}
+
 
 def geo_point_col_parameter(
     label: str = __DEF_GEO_COL_LABEL,